Published Online: October 16, 2014. doi:10.1001/jamafacial.2014.761.
Study concept and design: Seok, Jin.
Acquisition, analysis, or interpretation of data: All authors.
Drafting of the manuscript: Seok, Jin.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Seok.
Administrative, technical, or material support: Seok, Jin.
Study supervision: Jin.
Conflict of Interest Disclosures: None reported.